| Lat / long: | 37.90852, -120.5029 |
| Tertiary: | Chromium, Iron |
| Other material: | Chromite, Olivine, Pyroxene, Serpentine |
| Discovery year: | 1890 |
| Operation type: | Surface-Underground |
| Development status: | Past Producer |
| First production started: | 1917 |
| MRDS | W025933 |
| MAS | 61090038 |
| DEP | 10238310 |
| Reference | {Deposit:: CATER,FW 1948,CR-TUOLUMNE.CAL DIVMINES BULL 134,PT 3,CHAP 1,}{Deposit:: PL 1.}{Deposit:: TALIAFERRO,N L,1918,COOP WAR MINERAL INVEST,TUOLUMNE CO. NOS}{Deposit:: 21,UNPUBLISHED.}{Deposit:: AS OF 1961} |
| Reporter | Stinson |